Interborough Rapid Transit Company
The Interborough Rapid Transit Company was the private operator of New York City's original underground subway line that opened in 1904, as well as earlier elevated railways and additional rapid transit lines in New York City. Wikipedia
Founded: 1904
Closed: 1940; 84 years ago; (acquisition by the NYC Board of Transportation)
Depot(s): 239th Street Yard, 240th Street Yard, Corona Yard, East 180th Street Yard, Jerome Yard, Livonia Yard, Westchester Yard
Owner: City of New York
Track gauge: 4 ft 8+1⁄2 in (1,435 mm) standard gauge